BAEL-7547: adding h2 for non-testcontainers tests

spring-boot-modules/spring-boot-libraries-3/pom.xml

@@ -61,6 +61,13 @@
             <version>1.1.3</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>2.2.224</version>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>kafka</artifactId>

spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventListenerUnitTest.java

@@ -15,7 +15,6 @@ import com.baeldung.springmodulith.application.events.orders.OrderCompletedEvent
 import com.baeldung.springmodulith.application.events.rewards.LoyalCustomersRepository;
 
 @SpringBootTest
-@ComponentScan(basePackages = "com.baeldung.springmodulith.application.events")
 class EventListenerUnitTest {
 
 	@Autowired

spring-boot-modules/spring-boot-libraries-3/src/test/java/com/baeldung/springmodulith/application/events/EventPublisherUnitTest.java

@@ -10,7 +10,6 @@ import org.springframework.context.annotation.ComponentScan;
 import static org.assertj.core.api.Assertions.assertThat;
 
 @SpringBootTest
-@ComponentScan(basePackages = "com.baeldung.springmodulith.application.events")
 class EventPublisherUnitTest {
 
 	@Autowired